1991843145

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1\times {\mathrm{683}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 3484952640

約数和(自身を除く): 1493109495

約数列:

[1, 3, 5, 9, 15, 45, 229, 283, 683, 687, 849, 1145, 1415, 2049, 2061, 2547, 3415, 3435, 4245, 6147, 10245, 10305, 12735, 30735, 64807, 156407, 193289, 194421, 324035, 469221, 579867, 583263, 782035, 966445, 972105, 1407663, 1739601, 2346105, 2899335, 2916315, 7038315, 8698005, 44263181, 132789543, 221315905, 398368629, 663947715, 1991843145]

約数ペア:

[(1, 1991843145), (3, 663947715), (5, 398368629), (9, 221315905), (15, 132789543), (45, 44263181), (229, 8698005), (283, 7038315), (683, 2916315), (687, 2899335), (849, 2346105), (1145, 1739601), (1415, 1407663), (2049, 972105), (2061, 966445), (2547, 782035), (3415, 583263), (3435, 579867), (4245, 469221), (6147, 324035), (10245, 194421), (10305, 193289), (12735, 156407), (30735, 64807)]